Home / 8,311,200.17-12,474,463.64-4,215,395.82

Finding the Fourth Proportional to 8,311,200.17, 12,474,463.64 and 4,215,395.82

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Solution

The fourth proportional to 8,311,200.17, 12,474,463.64 and 4,215,395.82 is: 6,326,980.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311,200.17 : 12,474,463.64 = 4,215,395.82 : x
  2. Step 2: Convert to fraction form
    8,311,200.17/12,474,463.64 = 4,215,395.82/x
  3. Step 3: Cross multiply
    8,311,200.17x = 12,474,463.64 × 4,215,395.82
  4. Step 4: Simplify right side
    8,311,200.17x = 52,584,801,884,797.99
  5. Step 5: Solve for x
    x = 52,584,801,884,797.99/8,311,200.17
  6. Step 6: Final answer
    x = 6,326,980.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.